CONDENSED CONSOLIDATED BALANCE SHEETS (Parenthetical) - USD ($) $ in Thousands	Sep. 30, 2015	Dec. 31, 2014
Held for investment fair value	$ 212,362	$ 208,788
Common stock, par value	$ 0.10	$ 0.10
Common stock, shares authorized	60,000,000	60,000,000
Common stock, shares issued	34,349,824	33,143,202
Common stock, shares outstanding	34,346,456	33,136,592